Online PHP editor | perf for hkjXO

@ 2023-05-31T04:56:26Z

<?php
declare(strict_types=1);
mb_internal_encoding('utf-8');
error_reporting(E_ALL);

$text1 = "ну   что.      не смотрел еще     black mesa?я собирался     скачать  ,но все как-то некогда было!";
$text2 = " roses are  red,and violets  are blue.whatever you do   I'll keep it for you.";
$text3 = "привет.есть 2 функции,preg_split и explode ,не понимаю,в чем между ними разница.";
$text4 = "много их в Петербурге,молоденьких дур,сегодня в атласе да бархате,а завтра , поглядишь , метут улицу вместе с
голью кабацкою...в самом деле ,что было бы с нами ,если бы вместо общеудобного правила:чин чина почитай , ввелось в
употребление другое,например:ум ума   почитай?какие возникли  бы споры!";

function makeFirstCharInSentenceUpperCase(string $sentence): string
{
    $firstChar = mb_substr($sentence, 0, 1);
    $remainingSentence = mb_substr($sentence, 1);
    $upperFirstChar = mb_strtoupper($firstChar);

    return $upperFirstChar . $remainingSentence;
}

/**
 * @param string $sentence
 * 
 * @return string
 * @throws RuntimeException
 */
function rearrangeSpacesInSentence(string $sentence): string
{
    $rearrangedSentence = preg_replace(
        ['/\s\s+/', '/\s([.,:;!?])/', '/([.,:;!?])(\w)/u'],
        [' ', '$1', '$1 $2'],
        $sentence
    );

    if (null === $rearrangedSentence) {
        throw new RuntimeException(preg_last_error_msg());
    }

    return $rearrangedSentence;
}

/**
 * @param string $text
 * @param array<callable(string):string> $rules
 * 
 * @return string
 * @throws RuntimeException
 */
function fixSentencesInTextByRules(string $text, array $rules): string
{
    $sentences = preg_split('/(?<=[.!?])(?=[\w\s])/u', $text, -1, PREG_SPLIT_NO_EMPTY);

    foreach ($rules as $rule) {
        $sentences = array_map($rule, $sentences);
    }

    return implode(' ', $sentences);
}

$texts = [$text1, $text2, $text3, $text4];
$sentenceRules = [
    trim(...),
    makeFirstCharInSentenceUpperCase(...),
    rearrangeSpacesInSentence(...),
];

foreach ($texts as $text) {
    echo fixSentencesInTextByRules($text, $sentenceRules), "\n";
}

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

Version	System time (s)	User time (s)	Memory (MiB)
8.4.13	0.013	0.007	18.81
8.4.12	0.011	0.009	20.35
8.4.11	0.013	0.008	18.22
8.4.10	0.009	0.012	18.96
8.4.9	0.010	0.010	20.57
8.4.8	0.007	0.008	18.77
8.4.7	0.005	0.003	18.05
8.4.6	0.015	0.007	20.89
8.4.5	0.013	0.008	18.32
8.4.4	0.010	0.010	20.70
8.4.3	0.008	0.011	22.33
8.4.2	0.017	0.003	17.90
8.4.1	0.016	0.003	24.17
8.3.25	0.014	0.006	18.92
8.3.24	0.008	0.011	17.18
8.3.23	0.013	0.007	16.97
8.3.22	0.010	0.009	18.96
8.3.21	0.003	0.005	17.08
8.3.20	0.006	0.003	17.15
8.3.19	0.013	0.006	20.71
8.3.18	0.011	0.011	16.62
8.3.17	0.004	0.004	18.99
8.3.16	0.013	0.006	16.95
8.3.15	0.006	0.003	18.93
8.3.14	0.010	0.010	19.18
8.3.13	0.000	0.008	18.75
8.3.12	0.006	0.003	20.86
8.3.11	0.013	0.003	22.58
8.3.10	0.003	0.006	22.58
8.3.5	0.006	0.003	22.58
8.2.29	0.012	0.006	20.46
8.2.28	0.011	0.008	19.05
8.2.27	0.012	0.006	17.07
8.2.26	0.024	0.005	16.84
8.2.25	0.004	0.004	18.77
8.2.24	0.003	0.007	19.29
8.2.23	0.008	0.008	22.58
8.2.22	0.003	0.006	22.58
8.2.7	0.019	0.000	79.33
8.2.6	0.010	0.006	30.11
8.2.5	0.013	0.005	38.15
8.2.4	0.008	0.008	38.28
8.2.3	0.016	0.003	38.28
8.2.2	0.014	0.004	38.28
8.2.1	0.014	0.003	38.10
8.2.0	0.012	0.004	38.23
8.1.33	0.011	0.008	22.21
8.1.32	0.008	0.012	16.65
8.1.31	0.003	0.007	17.05
8.1.30	0.010	0.007	18.17
8.1.20	0.017	0.004	79.33
8.1.19	0.008	0.009	38.02
8.1.18	0.011	0.005	38.11
8.1.17	0.012	0.005	38.14
8.1.16	0.010	0.008	38.06
8.1.15	0.016	0.003	38.15
8.1.14	0.008	0.009	38.06
8.1.13	0.010	0.006	38.10
8.1.12	0.010	0.006	38.11
8.1.11	0.012	0.004	38.07
8.1.10	0.014	0.003	38.06
8.1.9	0.014	0.002	38.11
8.1.8	0.009	0.008	38.03
8.1.7	0.009	0.008	38.07
8.1.6	0.013	0.004	38.27
8.1.5	0.012	0.006	38.19
8.1.4	0.014	0.004	38.22
8.1.3	0.012	0.006	38.23
8.1.2	0.013	0.005	38.19
8.1.1	0.017	0.001	38.21
8.1.0	0.014	0.004	38.03
8.0.29	0.011	0.004	79.33
8.0.28	0.012	0.005	37.53
8.0.27	0.011	0.004	37.46
8.0.26	0.011	0.004	37.57
8.0.25	0.011	0.004	37.46
8.0.24	0.009	0.006	37.46
8.0.23	0.015	0.001	37.53
8.0.22	0.012	0.003	37.49
8.0.21	0.010	0.006	37.49
8.0.20	0.012	0.004	37.46
8.0.19	0.014	0.003	37.46
8.0.18	0.012	0.005	37.57
8.0.17	0.011	0.004	37.56
8.0.16	0.013	0.003	37.57
8.0.15	0.011	0.006	37.49
8.0.14	0.011	0.004	37.46
8.0.13	0.015	0.001	37.49
8.0.12	0.010	0.005	37.46
8.0.11	0.011	0.004	37.49
8.0.10	0.012	0.004	37.53
8.0.9	0.011	0.005	37.46
8.0.8	0.011	0.004	37.49
8.0.7	0.010	0.006	37.49
8.0.6	0.011	0.003	37.63
8.0.5	0.013	0.003	37.53
8.0.3	0.014	0.002	37.46
8.0.2	0.009	0.006	37.52
8.0.1	0.009	0.007	37.46

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